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IListDataSource.insertBefore method

Inserts an item before another item.

Syntax

iListDataSource.insertBefore(key, data, nextKey).done( /* Your success and error handlers */ );

Parameters

  • key [optional]
    Type: String

    The key that can be used to retrieve the new item, if known.

  • data
    Type: Object

    The data for the item to add.

  • nextKey
    Type: String

    The key of an item in the data source. The new item will be inserted before this item.

Return value

Type: Promise**

A Promise that contains the IItem that was added or an EditError if an error was encountered.

Requirements

Minimum WinJS version

WinJS 3.0

Namespace

WinJS.UI

See also

IListDataSource